x+18=3x-9=2x+3

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Solution for x+18=3x-9=2x+3 equation: 



x+18=3x-9=2x+3

We move all terms to the left:

x+18-(3x-9)=0

We get rid of parentheses

x-3x+9+18=0

We add all the numbers together, and all the variables

-2x+27=0

We move all terms containing x to the left, all other terms to the right

-2x=-27

x=-27/-2

x=13+1/2

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